At home: serve local markets and complete the layout of operation network based on key economic circles to which the state gives priority. North China - Bohai Economic Rim, centering on Beijing, drives the development of surrounding areas of Beijing-Tianjin-Hebei and radiates Bohai Rim such as Shandong, Liaoning. East China -Yangtze River Delta Economic Circle, centering on Shanghai, radiates the industrial areas of East China such as Jiangsu, Zhejiang, and Anhui. South East - Pearl River Delta Economic Circle, centering on Guangzhou, makes rational use of resources of Shenzhen, Hong Kong and Macao to provide integrated logistics service. South West - Chengdu-Chongqing Economic Circle, the one which is very first initiated in the west, centering on Chengdu, is the primary transportation junction and trading port in South West, giving a position for fast development of manufacturing (especially telecom industry).